Gemstone



FIG. 1 is a top plan view;

FIG. 2 is a bottom plan view;

FIG. 3 is the right or left side view;

FIG. 4 is a perspective view of the bottom, side and left end of the gemstone showing my new design, the opposite side and right end being a mirror image thereof;

FIG. 5 is a top plan view of a gemstone showing a second embodiment of my new design;

FIG. 6 is a bottom plan view of FIG. 5; and,

FIG. 7 is a side elevational view of FIG. 5. 

The ornamental design for a gemstone, as shown ad described. 